Privacy screen is also called anti-peeping film, privacy filter, anti-spy film; is the use of optical polarization principle, ultra-fine louver technology, through the angle control of the light, the wide viewing angle of the screen (such as the display 175 degrees can be viewed) Change to a narrow viewing angle (30 degrees); realized by a horizontally arranged grating structure, at a certain angle, the transmitted light is blocked by the grating, and can not pass; the front visible screen information, the side invisible screen information, Prevent the person next to see the screen content, to achieve the purpose of protecting personal privacy. At present, most of the anti-peep films on the market are left and right for anti-peeping, so can the anti-peep film prevent it from getting up and down?

　　The privacy screen can be divided into: a 45-degree anti-peep film on the left and right, a 30-degree anti-peep film on the left and right, a 30-degree anti-peep film on the top and bottom, and a 45-degree anti-peep film on the upper and lower sides. The upper and lower left and right anti-spy film, that is, the 4-way privacy screen, is made of a second layer of louver that is 90° from the vertical louver, because the additional louver layer makes the filter thicker, so the light transmittance is lowered. Make the screen look darker.

　　At present, privacy screen is mainly used in ATM cash machines, computers, mobile phones, flat panels, car displays and some judicial examinations, English exams, police stations, interrogation rooms and other places that require high confidentiality. Shenzhen Xinyi Electronics Co., Ltd. specializes in producing anti-peep film for more than 10 years, with a professional R & D team, fully automatic production equipment and more than 60 experienced employees. Passed the strict international certification such as BSCI, welcome to visit our factory:https://www.privacyfilter.com